1 files changed, 50 insertions, 0 deletions
diff --git a/toolkit/components/antitracking/test/browser/browser_permissionInPrivateWindows.js b/toolkit/components/antitracking/test/browser/browser_permissionInPrivateWindows.js
new file mode 100644
index 0000000000..8c8944fe2f
--- /dev/null
+++ b/toolkit/components/antitracking/test/browser/browser_permissionInPrivateWindows.js
@@ -0,0 +1,50 @@
+AntiTracking.runTest(
+  "Test whether we receive any persistent permissions in private windows",
+  // Blocking callback
+  async _ => {
+    // Nothing to do here!
+  },
+
+  // Non blocking callback
+  async _ => {
+    try {
+      let Services = SpecialPowers.Services;
+      // We would use TEST_3RD_PARTY_DOMAIN here, except that the variable isn't
+      // accessible in the context of the web page...
+      let principal = SpecialPowers.wrap(document).nodePrincipal;
+      for (let perm of Services.perms.getAllForPrincipal(principal)) {
+        // Ignore permissions other than storage access
+        if (!perm.type.startsWith("3rdPartyStorage^")) {
+          continue;
+        }
+        is(
+          perm.expireType,
+          Services.perms.EXPIRE_SESSION,
+          "Permission must expire at the end of session"
+        );
+        is(perm.expireTime, 0, "Permission must have no expiry time");
+      }
+    } catch (e) {
+      alert(e);
+    }
+  },
+
+  // Cleanup callback
+  async _ => {
+    await new Promise(resolve => {
+      Services.clearData.deleteData(Ci.nsIClearDataService.CLEAR_ALL, value =>
+        resolve()
+      );
+    });
+  },
+  [
+    [
+      "privacy.partition.always_partition_third_party_non_cookie_storage",
+      false,
+    ],
+  ], // extra prefs
+  true, // run the window.open() test
+  true, // run the user interaction test
+  0, // don't expect blocking notifications
+  true
+); // run in private windows